Neurological Complications of Sclerotherapy for Varicose Veins
J Vasc Surg 55:243-251, Sarvananthan, T.,et al, 2012
Cohort Study of Multiple Brain Lesions in Sport Divers:Role of a Patent Foramen Ovale
BMJ 314:701-705, 6891997., Knauth,M.,et al, 1997